278331690

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{2371}}^1$

素因数の和:2444

約数の個数: 128

約数和(自身を含む): 841623552

約数和(自身を除く): 563291862

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 43, 65, 70, 78, 86, 91, 105, 129, 130, 182, 195, 210, 215, 258, 273, 301, 390, 430, 455, 546, 559, 602, 645, 903, 910, 1118, 1290, 1365, 1505, 1677, 1806, 2371, 2730, 2795, 3010, 3354, 3913, 4515, 4742, 5590, 7113, 7826, 8385, 9030, 11739, 11855, 14226, 16597, 16770, 19565, 23478, 23710, 30823, 33194, 35565, 39130, 49791, 58695, 61646, 71130, 82985, 92469, 99582, 101953, 117390, 154115, 165970, 184938, 203906, 215761, 248955, 305859, 308230, 431522, 462345, 497910, 509765, 611718, 647283, 713671, 924690, 1019530, 1078805, 1294566, 1325389, 1427342, 1529295, 2141013, 2157610, 2650778, 3058590, 3236415, 3568355, 3976167, 4282026, 6472830, 6626945, 7136710, 7952334, 9277723, 10705065, 13253890, 18555446, 19880835, 21410130, 27833169, 39761670, 46388615, 55666338, 92777230, 139165845, 278331690]

約数ペア:

[(1, 278331690), (2, 139165845), (3, 92777230), (5, 55666338), (6, 46388615), (7, 39761670), (10, 27833169), (13, 21410130), (14, 19880835), (15, 18555446), (21, 13253890), (26, 10705065), (30, 9277723), (35, 7952334), (39, 7136710), (42, 6626945), (43, 6472830), (65, 4282026), (70, 3976167), (78, 3568355), (86, 3236415), (91, 3058590), (105, 2650778), (129, 2157610), (130, 2141013), (182, 1529295), (195, 1427342), (210, 1325389), (215, 1294566), (258, 1078805), (273, 1019530), (301, 924690), (390, 713671), (430, 647283), (455, 611718), (546, 509765), (559, 497910), (602, 462345), (645, 431522), (903, 308230), (910, 305859), (1118, 248955), (1290, 215761), (1365, 203906), (1505, 184938), (1677, 165970), (1806, 154115), (2371, 117390), (2730, 101953), (2795, 99582), (3010, 92469), (3354, 82985), (3913, 71130), (4515, 61646), (4742, 58695), (5590, 49791), (7113, 39130), (7826, 35565), (8385, 33194), (9030, 30823), (11739, 23710), (11855, 23478), (14226, 19565), (16597, 16770)]